Tracts consisting of observations about the saltness of the sea; an account of a statical hygroscope and its uses : together with an appendix about the force of the air's moisture : a fragment about the natural and preternatural state of bodies
Tracts consisting of observations about the saltness of the sea; an account of a statical hygroscope and its uses : together with an appendix about the force of the air's moisture : a fragment about the natural and preternatural state of bodies